[INFO] fetching crate crossword-puzzle 0.1.5...
[INFO] testing crossword-puzzle-0.1.5 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate crossword-puzzle 0.1.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate crossword-puzzle 0.1.5
[INFO] finished tweaking crates.io crate crossword-puzzle 0.1.5
[INFO] tweaked toml for crates.io crate crossword-puzzle 0.1.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crossword-puzzle 0.1.5 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crossword-puzzle 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a74f8199d2c2819f0abc0df325f811f3cf53cecd6c929c2f5a264847a30d197a
[INFO] running `Command { std: "docker" "start" "-a" "a74f8199d2c2819f0abc0df325f811f3cf53cecd6c929c2f5a264847a30d197a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a74f8199d2c2819f0abc0df325f811f3cf53cecd6c929c2f5a264847a30d197a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a74f8199d2c2819f0abc0df325f811f3cf53cecd6c929c2f5a264847a30d197a", kill_on_drop: false }`
[INFO] [stdout] a74f8199d2c2819f0abc0df325f811f3cf53cecd6c929c2f5a264847a30d197a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ccc1602820f29c263908d02d6eeb53562801db6a1c85dd2d925e943abe2631
[INFO] running `Command { std: "docker" "start" "-a" "e9ccc1602820f29c263908d02d6eeb53562801db6a1c85dd2d925e943abe2631", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossword-puzzle v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "e9ccc1602820f29c263908d02d6eeb53562801db6a1c85dd2d925e943abe2631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ccc1602820f29c263908d02d6eeb53562801db6a1c85dd2d925e943abe2631", kill_on_drop: false }`
[INFO] [stdout] e9ccc1602820f29c263908d02d6eeb53562801db6a1c85dd2d925e943abe2631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c91caabb1ef55f3dc55b5d56c66e6a79bdc8292df41ab46f0c448d3eda2e8244
[INFO] running `Command { std: "docker" "start" "-a" "c91caabb1ef55f3dc55b5d56c66e6a79bdc8292df41ab46f0c448d3eda2e8244", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossword-puzzle v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c91caabb1ef55f3dc55b5d56c66e6a79bdc8292df41ab46f0c448d3eda2e8244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91caabb1ef55f3dc55b5d56c66e6a79bdc8292df41ab46f0c448d3eda2e8244", kill_on_drop: false }`
[INFO] [stdout] c91caabb1ef55f3dc55b5d56c66e6a79bdc8292df41ab46f0c448d3eda2e8244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b489a84d64973476276519b394b316f1c0fb29af843b7b6578f4281733fcf99
[INFO] running `Command { std: "docker" "start" "-a" "1b489a84d64973476276519b394b316f1c0fb29af843b7b6578f4281733fcf99", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crossword_puzzle-31df8e412c85c016)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crossword_puzzle-10267d9ac2e9527b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crossword_puzzle
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - Grid<'a>::resize_grid (line 154) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::fill_word (line 296) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::get_neighbor (line 426) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::ensure_grid_size (line 233) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::get_coord_val (line 521) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::new (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::is_char_empty_or_none (line 557) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::get_char (line 344) ... ok
[INFO] [stdout] test src/lib.rs - PossibleWord<'a>::new (line 969) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::find_valid_placements (line 832) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::add_word (line 109) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::handle_initial_placements (line 893) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::is_neighbor_cell_empty (line 598) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::get_next_pos (line 470) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::get_neighbor_at_offset (line 379) ... ok
[INFO] [stdout] test src/lib.rs - Grid<'a>::is_valid_placement (line 652) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::direction (line 275) ... ok
[INFO] [stdout] test src/lib.rs - generate (line 1149) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::clue (line 300) ... ok
[INFO] [stdout] test src/lib.rs - eliminate_words (line 1075) ... ok
[INFO] [stdout] test src/word.rs - word::Segment<'_>::full_word_str (line 152) ... ok
[INFO] [stdout] test src/word.rs - word::Segment<'_>::full_word (line 128) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::value (line 222) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::positions (line 351) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::position (line 250) ... ok
[INFO] [stdout] test src/word.rs - word::Segment<'a>::new (line 86) ... ok
[INFO] [stdout] test src/word.rs - word::Word<'a>::update_position (line 318) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b489a84d64973476276519b394b316f1c0fb29af843b7b6578f4281733fcf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b489a84d64973476276519b394b316f1c0fb29af843b7b6578f4281733fcf99", kill_on_drop: false }`
[INFO] [stdout] 1b489a84d64973476276519b394b316f1c0fb29af843b7b6578f4281733fcf99